Mount for a smartphone holder



FIG. 1 is a top plan view of a mount for a smartphone holder showing my new design;

FIG. 2 is a top, side perspective view thereof;

FIG. 3 is a side elevation view thereof; and,

FIG. 4 is a top, side perspective view thereof, of the side opposite shown in FIG. 2. 

CLAIM The ornamental design for a mount for a smartphone holder, as shown. 